CN212898317U

CN212898317U - Efficiency-improving reamer

Info

Publication number: CN212898317U
Application number: CN202021952122.8U
Authority: CN
Inventors: 吴丽娟; 张善仁; 关放; 杜克忠; 徐萌; 张帆; 刘洋; 金贵全; 连占鹏
Original assignee: HEILONGJIANG NORTH SHUANGJIA DRILLING TOOLS CO Ltd
Current assignee: HEILONGJIANG NORTH SHUANGJIA DRILLING TOOLS CO Ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-04-06
Anticipated expiration: 2030-09-09

Abstract

The utility model discloses a carry and imitate enlarger, including coupling mechanism and cutting knife, coupling mechanism's right-hand member face is fixed with the bracing piece, and the upper and lower both sides of bracing piece block respectively is connected with first reaming sleeve group and second reaming sleeve group, and first reaming sleeve group and second reaming sleeve group all pass through the bolt fastening on the bracing piece simultaneously, the front side of terminal surface and the rear side of second reaming sleeve group up end under the fixed first reaming sleeve group of cutting knife. This carry and imitate enlarger, screw up the bolt again after putting first reaming sleeve group and second reaming sleeve group card on the spacing of correspondence, conveniently accomplish the installation operation of first reaming sleeve group and second reaming sleeve group, and spacing plays spacing effect to first reaming sleeve group and second reaming sleeve group, it is rotatory to be the cutting knife that the first reaming sleeve group of central symmetry and the second reaming sleeve group can be better drive correspond separately, conveniently improve reaming efficiency.

Description

Efficiency-improving reamer

Technical Field

The utility model relates to an it imitates enlarger technical field to carry, specifically is an it imitates enlarger to carry.

Background

The reaming is to enlarge the bottom of a drill hole or the bottom of some types of foundation piers, a reamer is needed in the reaming process, and mass search shows that the reamer in the prior art is disclosed as CN204677113U, and relates to the field of drilling equipment, wherein the reamer comprises a round tubular reamer body which is used for being mechanically connected with the drill hole; a fixing plate is fixedly connected to the reamer body in a direction perpendicular to the reamer body; along the axial direction of the reamer, a plurality of first cones are fixedly connected to one end face of the fixing plate; the plurality of first cones are evenly distributed about the reamer body; a plurality of second cones are fixedly connected to the other end faces of the fixing plates, which are far away from the plurality of first cones; the plurality of second cones are evenly distributed about the reamer body; the drilling direction of the first roller cone is opposite to the drilling direction of the second roller cone along the axial direction of the reamer; and a straight edge type center positioner is fixedly connected to the reamer main body along the front of the reaming directions of the first cones. The technical problem that the reamer in the prior art cannot perform bidirectional operation is solved.

In conclusion, the conventional reamer is inconvenient to assemble and install, the tightness among parts is not enough, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improve and imitate enlarger to solve the inconvenient equipment installation of the current enlarger that proposes in the above-mentioned background art, and compactness between the part is not enough, the lower problem of while work efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: an effect-improving reamer comprises a connecting mechanism and a cutting knife,

the right end face of the connecting mechanism is fixedly provided with a supporting rod, the upper side and the lower side of the supporting rod are respectively connected with a first hole expanding sleeve group and a second hole expanding sleeve group in a clamping mode, and the first hole expanding sleeve group and the second hole expanding sleeve group are fixed on the supporting rod through bolts;

and the cutting knife is used for fixing the front side of the lower end surface of the first reaming sleeve group and the rear side of the upper end surface of the second reaming sleeve group.

The connecting mechanism comprises a rotating shaft, raised lines and through holes, the raised lines are fixed on the surface of the rotating shaft and are uniformly distributed, the through holes are arranged on the right sides of the raised lines, the through hole is arranged on the rotating shaft, the first hole expanding sleeve group and the second hole expanding sleeve group are clamped and connected on the limiting strip, the limiting strips are fixed on the upper side and the lower side of the supporting rod, the limiting strips play a role in clamping and limiting the first reaming sleeve group and the second reaming sleeve group, the connection between the first reaming sleeve group and the supporting rod and the connection between the second reaming sleeve group and the supporting rod are conveniently enhanced, the first reaming sleeve group and the second reaming sleeve group are symmetrically arranged, the bolts are equidistantly distributed at the top of the first reaming sleeve group and the bottom of the second reaming sleeve group, the first reaming sleeve group and the second reaming sleeve group can be fixed on the supporting rod by screwing the bolts, and the installation operation of the first reaming sleeve group and the second reaming sleeve group is conveniently completed.

Compared with the prior art, the beneficial effects of the utility model are that: the effect-improved reamer is characterized in that,

(1) the first reaming sleeve group and the second reaming sleeve group are clamped on the corresponding limiting strips and then the bolts are screwed down, so that the installation operation of the first reaming sleeve group and the second reaming sleeve group is conveniently finished, the limiting strips play a limiting role in the first reaming sleeve group and the second reaming sleeve group, and the connection between the first reaming sleeve group and the supporting rod and the connection between the second reaming sleeve group and the supporting rod are conveniently enhanced;

(2) after the rotating shaft is connected with the external rotating part, the rotating shaft is fixed with the external rotating part by utilizing the through hole and the external connection, so that the connection and fixation operation of the device and the external rotating part is conveniently finished, and the raised lines can play a role in strengthening connection;

(3) be that the cutting knife that the drive that first reaming sleeve group of central symmetry and second reaming sleeve group can be better corresponds separately is rotatory, conveniently improves reaming efficiency.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of the left side view cross-section structure of the present invention.

In the figure: 1. the device comprises a connecting mechanism, 101, a rotating shaft, 102, a convex strip, 103, a through hole, 2, a supporting rod, 3, a limiting strip, 4, a first hole expanding sleeve group, 5, a second hole expanding sleeve group, 6, a bolt, 7 and a cutting knife.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a carry and imitate enlarger, coupling mechanism 1's right-hand member face is fixed with bracing piece 2, and the upper and lower both sides block respectively of bracing piece 2 is connected with first reaming sleeve group 4 and second reaming sleeve group 5, and first reaming sleeve group 4 and second reaming sleeve group 5 are all fixed on bracing piece 2 through bolt 6 simultaneously, and the front side of the lower terminal surface of cutting knife 7 fixed first reaming sleeve group 4 and the rear side of the up end of second reaming sleeve group 5

Specifically, coupling mechanism 1 includes pivot 101, sand grip 102 and through-hole 103, and sand grip 102 fixes on the surface of pivot 101, sand grip 102 evenly distributed simultaneously, the right side of sand grip 102 is provided with through-hole 103, and through-hole 103 sets up on pivot 101, it is together fixed with pivot 101 and outside rotating member with usable through-hole 103 and external connection after connecting pivot 101 and outside rotating member together, conveniently accomplish the fixed operation of being connected of this device and outside rotating member, sand grip 102 can play the effect of strengthening the connection this moment.

Specifically, first reaming sleeve group 4 and the equal block of second reaming sleeve group 5 are connected on spacing 3, and spacing 3 is fixed in the upper and lower both sides of bracing piece 2, and spacing 3 plays spacing effect to first reaming sleeve group 4 and second reaming sleeve group 5, conveniently strengthens being connected between first reaming sleeve group 4 and second reaming sleeve group 5 and the bracing piece 2.

Specifically, first reaming sleeve group 4 and the symmetrical setting of second reaming sleeve group 5 are that the first reaming sleeve group 4 and the second reaming sleeve group 5 that are centrosymmetric can drive cutting knife 7 that corresponds separately better and rotate, conveniently improve reaming efficiency.

Specifically, the bolts 6 are equidistantly distributed at the top of the first hole expanding sleeve group 4 and the bottom of the second hole expanding sleeve group 5, the first hole expanding sleeve group 4 and the second hole expanding sleeve group 5 are clamped on the corresponding limiting strips 3, and then the bolts 6 are screwed down, so that the installation operation of the first hole expanding sleeve group 4 and the second hole expanding sleeve group 5 is conveniently completed.

The working principle is as follows: when the effect-improved reamer is used, the first reaming sleeve group 4 and the second reaming sleeve group 5 are clamped on the corresponding limiting strips 3, the bolt 6 is screwed down, the installation operation of the first reaming sleeve group 4 and the second reaming sleeve group 5 is finished, the limiting strips 3 play a limiting role in the first reaming sleeve group 4 and the second reaming sleeve group 5, the connection between the first reaming sleeve group 4 and the second reaming sleeve group 5 and the supporting rod 2 is conveniently enhanced, after the rotating shaft 101 and the external rotating component are connected together, the rotating shaft 101 and the external rotating component are fixed together by utilizing the through hole 103 and the external connection, so that the connection fixing operation of the device and the external rotating component is finished, the raised line 102 can play a role in enhancing connection, then the rotating shaft 101 can rotate along with the rotation of the external rotating component, so as to drive the supporting rod 2 to rotate, the first reaming sleeve group 4 and the second reaming sleeve group 5 drive the corresponding cutting knife 7 to rotate, the reaming operation is performed in such a way that the entire work is completed and that what is not described in detail in this description is known to the person skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a carry and imitate enlarger, includes coupling mechanism (1) and cutting knife (7), its characterized in that:

the support rod (2) is fixed on the right end face of the connecting mechanism (1), the upper side and the lower side of the support rod (2) are respectively connected with a first hole expanding sleeve group (4) and a second hole expanding sleeve group (5) in a clamping mode, and the first hole expanding sleeve group (4) and the second hole expanding sleeve group (5) are fixed on the support rod (2) through bolts (6);

the cutting knife (7) fixes the front side of the lower end face of the first hole expanding sleeve group (4) and the rear side of the upper end face of the second hole expanding sleeve group (5) through the cutting knife (7).

2. The enhanced reamer of claim 1, wherein: coupling mechanism (1) is including pivot (101), sand grip (102) and through-hole (103), and sand grip (102) are fixed on the surface of pivot (101), and sand grip (102) evenly distributed simultaneously, the right side of sand grip (102) is provided with through-hole (103), and through-hole (103) set up on pivot (101).

3. The enhanced reamer of claim 1, wherein: the first hole expanding sleeve group (4) and the second hole expanding sleeve group (5) are connected to the limiting strips (3) in a clamping mode, and the limiting strips (3) are fixed on the upper side and the lower side of the supporting rod (2).

4. The enhanced reamer of claim 1, wherein: the first hole expanding sleeve group (4) and the second hole expanding sleeve group (5) are symmetrically arranged.

5. The enhanced reamer of claim 1, wherein: the bolts (6) are distributed on the top of the first hole expanding sleeve group (4) and the bottom of the second hole expanding sleeve group (5) at equal intervals.